imx: add the i.MX8M reset controller node

This patch adds the reset controller node to the i.MX8MQ SoC
device tree.
Signed-off-by: NPatrick Wildt <patrick@blueri.se>

arch/arm/dts/fsl-imx8mq.dtsi

@@ -19,6 +19,7 @@
 #include <dt-bindings/input/input.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/pinctrl/pins-imx8mq.h>
+#include <dt-bindings/reset/imx8mq-reset.h>
 #include <dt-bindings/power/imx8mq-power.h>
 #include <dt-bindings/thermal/thermal.h>
 
@@ -264,6 +265,12 @@
 		#clock-cells = <1>;
 	};
 
+	src: reset-controller@30390000 {
+		compatible = "fsl,imx8mq-src", "syscon";
+		reg = <0x0 0x30390000 0x0 0x10000>;
+		#reset-cells = <1>;
+	};
+
 	gpc: gpc@303a0000 {
 		compatible = "fsl,imx8mq-gpc", "fsl,imx7d-gpc", "syscon";
 		reg = <0x0 0x303a0000 0x0 0x10000>;